On Thu, Apr 13, 2017 at 10:30:32AM -0400, Willem de Bruijn wrote: > On Wed, Apr 12, 2017 at 10:17 AM, Miroslav Lichvar <mlich...@redhat.com> > wrote: > > +SOF_TIMESTAMPING_OPT_MULTIMSG: > > + > > + Allow outgoing packets to be looped multiple times to the socket's > > + error queue in order to receive both software and hardware transmit > > + timestamps. > > + > > It is already possible to receive multiple copies of the same message. > Timestamps of type SCM_TSTAMP_SCHED will be passed for every > device, virtual or physical, such as bonding. With TCP retransmits, > multiple SCM_TSTAMP_SND can be observed.
Oh, I see. I was struggling to find a good name for this option. > The name for this option is therefore not very descriptive. Perhaps > SOF_TIMESTAMPING_OPT_BOTH_SW_HW. Simultaneous SW/HW timestamping was already possible for incoming packets. Maybe _OPT_TX_SWHW would be better? -- Miroslav Lichvar